6. What is the value of x - 4.5 when x=0.4?

Sally buys a hand bag. there was a discount of 30%. if sally paid $20, what was the original price?

What are the factors of 12 and 18?

A motorboat left a harbor and traveled to an island at an average rate of 10 knots. The average speed on the return trip was 10 knots. If the total trip took 4.0 hours, how far is the harbor from the island?

Last week norachi ran 40 miles less than trevon. Norachi ran 9 miles. How many miles did trevon run?

An airport offers three shuttles that run on different schedules. if all shuttles leave the airport at 4:00P. M., at what time will they next leave the airport together? a leaves every 8 mins, b every 10 mins and c every 12 mins.

Todd ran 8 laps around a 400-meter track on monday, 4laps on tuesday, 8 laps on wednesday, 4 laps on thursday, and 8laps on friday. how many kilometers did he run?

Amanda found that the equation 10x+5y=20 in the "Linear Equations" chapter of her math book What is an equation that can be written with Amanda's equation to for a pair of linear equations such that the system of equations has exactly one solution?

Solve for x. (x+8) ^2=x^2+4x+16

On Tuesday, Frankie had $154.50 in his bank account. On Wednesday, he withdrew $65.50 from his account. After depositing $275.25 on Friday, how much money did Frankie have in his account? A. $55.25 B. $186.25 C. $364.25 D. $495.25

Sue now has $320. how much would she have after 8 years if she leaves it invested at 8.5% with annual compounding?